Minestrone—that famous medley of veggies, beans and macaroni in tomato broth—means “thick soup” in Italian. But don’t stop with veggies—switch it up with tender bites of chicken. Chicken pumps up the flavor, mellows out the tomatoes, and turns a chunky soup into even more of a meal. Pressure-Cooker Chicken Minestrone falls somewhere between stew and soup—”stoup,” if you will. We got our classic minestrone from longtime pal Elinor Lipman. Most people know her for her novels, but she’s also a clever cook and baker. Her latest success, Ms. Demeanor, is a finalist for this year’s prestigious Thurber Prize for American Humor. In it, to our delight, she spices up her usual witty dialog and…